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Methods for assessment of fish production in fresh waters

by Bagenal, T. B. (Timothy B.); Ricker, W. E. (William Edwin).

Edition: 3rd edition Publisher: Oxford, [England] : Philadelphia : Blackwell Scientific ; distributed by J.B. Lippincott, 1978Other title: Fish production in fresh waters.Holdings: GRETA POINT: 639.31 METAvailability: Items available for loan: WELLINGTON [639.31 MET] (1).
A Manual on methods for the assessment of secondary productivity in fresh waters

by Downing, John A. (John Ashley); Rigler, Frank H.

Edition: 2nd ed. Publisher: Oxford ; Boston : St. Louis, Mo. : Blackwell Scientific Publications ; Blackwell Mosby Book Distributors, 1984Online Access: Table of contents | Table of contents Holdings: GRETA POINT: 574.5(204) MANAvailability: Items available for loan: WELLINGTON [574.5(204) MAN] (1).

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